Bicycle



FIG. 1 is a left side elevational view of my bicycle, showing my new design;

FIG. 2 is a right side elevational view of the design of FIG. 1;

FIG. 3 is a front elevational view of the design of FIG. 1;

FIG. 4 is a back elevational view of the design of FIG. 1,

FIG. 5 is a top elevational view of the design of FIG. 1; and,

FIG. 6 is a bottom elevational view of the design of FIG. 1.

Any broken line illustration of environmental structure in the drawings is not part of the design sought to be patented. 

CLAIM I claim the ornamental design for a bicycle, as shown and described. 